mains immunity 中文意思是什麼
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Signalling on low - voltage electrical installations in the frequency range 3 khz to 148. 5 khz - immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 khz to 95 khz and intended for use by electricity suppliers and distributors
頻率范圍由3khz至148 . 5khz的低壓電氣設備的信號傳輸.在3khz至95khz頻率范圍內操作和由電力操作的主要通訊設備和系統的抗干擾電源和配電器的要求 -
Signalling on low - voltage electrical installations in the frequency range 3 khz to 148, 5 khz - part 2 - 3 : immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 khz to 95 khz and intended for use by electricity suppliers and distributors
頻率范圍由3khz至148 . 5khz的低壓電氣設備的信號傳輸.第2 - 3部分:電源和配電器使用的工作頻率為3khz至95khz的主要通訊設備和系統的抗擾度要求
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